around the clock

1 of 2

phrase

variants or less commonly round the clock
1
: continuously for 24 hours : day and night without cessation
2
: without relaxation and heedless of time

around-the-clock

2 of 2

adjective

: being in effect, continuing, or lasting 24 hours a day : constant
around-the-clock surveillance

Examples of around the clock in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adjective
The pups are now receiving around-the-clock care and were placed in an incubator after their body temperatures were dangerously low, Outcast said on social media. Joe Brandt, CBS News, 20 Dec. 2025 Michael Nagle | Bloomberg | Getty Images Nasdaq is moving closer to around-the-clock stock trading, a shift that some on Wall Street are calling unnecessary — and potentially destabilizing. Yun Li, CNBC, 16 Dec. 2025 The needs are around-the-clock. Andy Smith, Cincinnati Enquirer, 12 Dec. 2025 Di Bella was seen in the hospital’s evaluation and treatment center, which is now open to patients for around-the-clock care. Victoria Le, Oc Register, 1 Dec. 2025 See All Example Sentences for around the clock

Word History

First Known Use

Adjective

1915, in the meaning defined above

Time Traveler
The first known use of around the clock was in 1915

Browse Nearby Words

See all Nearby Words

Cite this Entry

“Around the clock.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/around%20the%20clock. Accessed 24 Dec. 2025.

Last Updated: - Definition revised
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